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Disclosery

Janney Montgomery Scott LLC: MRK position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of Janney Montgomery Scott LLC on MRK, newest first. How the timeline and the estimate are built.

Janney Montgomery Scott LLC held 1,655,632 MRK shares at 2026-06-30 per its 13F-HR filed 2026-08-05.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 1,655,632 shares
    Change vs previous 13F -24,032 shares

    0.41% of the 13F portfolio, value $212,749,000.

    13F-HR 0001329948-26-000006 filed by Janney Montgomery Scott LLC
    Filed (acceptance time not in the bulk data set), ingested

    Acceptance time not in the bulk data set (spec §4.2).

  2. period ended2026-03-31
    13F 1,679,664 shares
    Change vs previous 13F -132,888 shares

    0.5% of the 13F portfolio, value $202,047,000.

    13F-HR 0001329948-26-000004 filed by Janney Montgomery Scott LLC
    Filed (acceptance time not in the bulk data set), ingested

    Acceptance time not in the bulk data set (spec §4.2).

  3. period ended2025-12-31
    13F 1,812,552 shares
    Change vs previous 13F -38,495 shares

    0.44% of the 13F portfolio, value $190,789,000.

    13F-HR 0001329948-26-000001 filed by Janney Montgomery Scott LLC
    Filed (acceptance time not in the bulk data set), ingested

    Acceptance time not in the bulk data set (spec §4.2).

  4. period ended2025-09-30
    13F 1,851,047 shares
    Change vs previous 13F +6,642 shares

    0.37% of the 13F portfolio, value $155,358,000.

    13F-HR 0001329948-25-000015 filed by Janney Montgomery Scott LLC
    Filed (acceptance time not in the bulk data set), ingested

    Acceptance time not in the bulk data set (spec §4.2).

  5. period ended2025-06-30
    13F 1,844,405 shares
    Change vs previous 13F -42,991 shares

    0.38% of the 13F portfolio, value $146,003,000.

    13F-HR 0001329948-25-000008 filed by Janney Montgomery Scott LLC
    Filed (acceptance time not in the bulk data set), ingested

    Acceptance time not in the bulk data set (spec §4.2).

  6. period ended2025-03-31
    13F 1,887,396 shares
    Change vs previous 13F -15,113 shares

    0.48% of the 13F portfolio, value $169,413,000.

    13F-HR 0001329948-25-000004 filed by Janney Montgomery Scott LLC
    Filed (acceptance time not in the bulk data set), ingested

    Acceptance time not in the bulk data set (spec §4.2).

  7. period ended2024-12-31
    13F 1,902,509 shares
    Change vs previous 13F +35,525 shares

    0.52% of the 13F portfolio, value $189,262,000.

    13F-HR 0001329948-25-000001 filed by Janney Montgomery Scott LLC
    Filed (acceptance time not in the bulk data set), ingested

    Acceptance time not in the bulk data set (spec §4.2).

  8. period ended2024-09-30
    13F 1,866,984 shares
    Change vs previous 13F not available

    0.59% of the 13F portfolio, value $212,015,000.

    13F-HR 0001329948-24-000023 filed by Janney Montgomery Scott LLC
    Filed (acceptance time not in the bulk data set), ingested

    Acceptance time not in the bulk data set (spec §4.2).